Skinny handsets have been around for ages. However, a phone that resembles the feel of human skin is something else altogether.
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LG's SH240: its silicone keypad 'feels like real skin'
The SH240 is LG’s latest slider handset. The phone's party trick is that the keypad is crafted from silicone to make it feel …

Feels like silicon and vibrates eh?

Dissolving Skin

Hopefully the outer skin of this silicone phone* will be more durable than the skin of the Nokia N95 which has a propensity to fall off when the phone comes in contact with any Sunscreen or DEET based insect repellent.

How do you clean it?

re: ZX81

There was a rubber keyboard accessory for the ZX81 which made it feel close to that of the first gen ZX Spectrum, it was glued on top of the flat keyboard but you still had to press hard to make the buttons work.